From: Prevalence of chronic kidney disease in population-based studies: Systematic review
 |  |  | Prevalence of CKD | ||||
---|---|---|---|---|---|---|---|
Author [ref.] year | Country | Study population, study design, number of participants, response, age, gender | MDRD equation | CG/BSA equation | |||
Amato et al. [18] 2005 | Mexico | Randomly selected participants from primary care facilities in a large city, cross-sectional study, N = 3564, response NR, aged >18 yrs., gender NR. | NR | Â | Â | Overall: 8.5% | Â |
Brown et al. [19] 2005 | USA | Participants of the Kidney Early Evaluation Program (KEEP) in 33 states, cross-sectional study, N = 6071, response NR, aged 18–101 yrs. (mean age: 52 yrs.), 32% males. | Overall: 15.6% Men: 14.4%, Women: 16.2% |  |  | NR |  |
 |  |  | Age (yrs.) | Men | Women |  |  |
 |  |  | 18–30 | 2.4% | 2.7% |  |  |
 |  |  | 31–45 | 5.4% | 6.4% |  |  |
 |  |  | 46–60 | 9.5% | 11.5% |  |  |
 |  |  | 61–75 | 24.3% | 29.9% |  |  |
 |  |  | 76+ | 45.6% | 45.0% |  |  |
Coresh et al. [20] 2005 | USA | Participants of the Third National Health and Nutrition Examination Survey (NHANES III, 1999–2000), cross-sectional study, N = 4101, response NR, aged ≥ 20 yrs., 47.7% males. | Overall: 3.8% Men: 2.7%, women: 4.8% White: 4.2%, African American: 3.4%, Mexican American: 1.2%, other: 3.2% |  |  | NR |  |
 |  |  | Age (yrs.) |  |  |  |  |
 |  |  | 20–39 | 0.5% |  |  |  |
 |  |  | 40–59 | 1.5% |  |  |  |
 |  |  | 60–69 | 6.2% |  |  |  |
 |  |  | 70+ | 23.1% |  |  |  |
Coresh et al. [21] 2003 | USA | Participants of the Third National Health and Nutrition Examination Survey (NHANES III 1988–1994), cross-sectional study, N = 15600, response NR, aged ≥ 20 yrs., 47% males. | Overall: 4.5% Men: 3.6%, Women: 5.3% White: 5.0%, African American: 3.3%, Mexican American: 1.0%, other: 2.2% |  |  | Overall: 7.0% Men: 6.3%, Women: 7.7% White: 7.5%, African American: 7.8%, Mexican American: 1.8%, other: 4.1% |  |
 |  |  | Age (yrs.) |  |  | Age (yrs.) |  |
 |  |  | 20–39 | 0.2% |  | 20–39 | - |
 |  |  | 40–59 | 1.8% |  | 40–59 | 0.8% |
 |  |  | 60–69 | 7.6% |  | 60–69 | 10.5% |
 |  |  | 70+ | 24.9% |  | 70+ | 4 9.2% |
Fox et al. [22] 2006 | USA | Participants from the sixth examination of the Framingham Offspring Study, cohort study, N = 3047, response NR, mean age: 59 yrs., 48% males. | Overall: 8.6% | Â | Â | NR | Â |
Garg et al. [23] 2004 | Canada | Participants from long-term care facilities in the elderly, retrospective cross-sectional study, N = 9931, response 85%, aged ≥ 65 yrs. (mean age: 82 yrs.), 26% males. | Overall: 35.7% Men: 27.1%, Women: 38.8% |  |  | NR |  |
 |  |  | Age (yrs.) | Men | Women |  |  |
 |  |  | 65–69 | 9.2% | 22.8% |  |  |
 |  |  | 70–74 | 14.9% | 23.8% |  |  |
 |  |  | 75–79 | 21.7% | 29.2% |  |  |
 |  |  | 80–84 | 27.5% | 35.2% |  |  |
 |  |  | 85–89 | 32.8% | 41.9% |  |  |
 |  |  | 90–94 | 40.5% | 47.3% |  |  |
 |  |  | 95+ | 37.8% | 50.7% |  |  |
Hemmelgarn et al. [24] 2006 | Canada | Participants from community-dwelling elderly in Calgary Health region, cohort study, N = 10184, response NR, aged ≥ 66 yrs., 42.6% males. | Overall: 35.4% Men: 32%, Women: 38.2% |  |  | NR |  |
Kramer et al. [25] 2005 | USA | Participants of the Dallas Heart Study, cross-sectional survey, N = 2660, response NR, aged 30–65 yrs.(mean age: 43.9 yrs.), 49.5% males. | Overall: 1.5% |  |  | NR |  |
Manjunath et al. [26] 2003 | USA | Participants of the Cardiovascular Health Study (CHS), cohort study, N = 4893, response NR, aged ≥ 65 yrs. (mean age: 75.4 yrs.), 44.5% males. | Overall: 23.4% Men: 25%, Women: 22.2% |  |  | NR |  |
McClellan et al. [27] 2006 | USA | Randomly selected participants of the Reasons for Geographic and Racial Differences in Stroke (REGARDS) study, cohort study, N = 20667, response NR, aged ≥ 45 yrs., 48.8% males. | Overall: 43.3% Men: 38.9%, Women: 47.5% White: 49.9%, African American: 33.7% |  |  | NR |  |
 |  |  | Age (yrs.) |  |  |  |  |
 |  |  | 45–54 | 19.3% |  |  |  |
 |  |  | 55–64 | 31.6% |  |  |  |
 |  |  | 65–74 | 51.3% |  |  |  |
 |  |  | 75–84 | 62.7% |  |  |  |
 |  |  | 85+ | 71.0% |  |  |  |